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Compare Five9 Inc (FIVN) vs SELLAS Life Sciences Group Inc. Common Stock (SLS) Price & Performance

SELLAS Life Sciences Group Inc. Common StockTrade

Price performance (Past 24H)

Key statistics

Five9 Inc vs SELLAS Life Sciences Group Inc. Common Stock — how do they compare? Five9 Inc trades at $35.6 (market cap $2.63B), while SELLAS Life Sciences Group Inc. Common Stock trades at $11.45 (market cap $2.27B). The key difference: Five9 Inc is the larger of the two by market cap, and Five9 Inc is trading nearer its 52-week high, SELLAS Life Sciences Group Inc. Common Stock nearer its low. Which is the better fit depends on your goals.

FIVNSLS
Market Cap
$2.63B$2.27B
Volume
1,864,3934,179,659
Sector
TechnologyHealth
52-Week High
$38.65$15.46
52-Week Low
$13.61$1.39
Typical Hold Time
72 Days—
Enterprise Value
$2.78B$2.14B

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

Five9 Inc

Five9 (FIVN) trades at $33.78, up 1.47% today, with strong technical momentum and consistent earnings beats. Revenue growth accelerated to $1.15B in 2025, with net income turning positive at $39M. The stock shows bullish technical signals with support at $33 and resistance at $34, while AI revenue surged 78% in Q2 2026, driving investor optimism.

Outlook remains positive with 61% analyst buy ratings and $34 consensus target, though high P/E of 51.7 and insider selling pose risks. The company's shift to AI-driven contact center solutions positions it for growth, but competition and valuation concerns require monitoring.

SELLAS Life Sciences Group Inc. Common Stock

No Aura AI signal available yet.

Returns comparison

Trailing returns across standard periods

About Five9 Inc

Five9 provides cloud-native contact center software that enables digital customer service, sales, and marketing engagement. The company's Virtual Contact Center platform combines core telephony functionality, omnichannel engagement capabilities, and various software modules into a unified cloud contact-center-as-a-service, or CCaaS, platform. Five9's artificial intelligence and automation portfolio supplements and enhances the firm's core CCaaS offerings, including solutions for digital self-service, agent assist technology, and workflow automation. Five9 also offers workforce optimization products that optimize call center efficiency through workforce management solutions, manage interaction quality, and track agent performance.

Read more on FIVN →

About SELLAS Life Sciences Group Inc. Common Stock

SELLAS Life Sciences is a late-stage clinical biopharmaceutical company developing therapies for cancer. Its programs include a WT1-targeting cancer immunotherapy and a selective CDK9 inhibitor.

Read more on SLS →